* The Professional Puncher-A1 cannot be installed simultaneously with the Perfect Binder-A1. The Professional Puncher-A1 and the Puncher Unit-V1 can be installed simultaneously.** 1200 x 1200 dpi resolution for PCL printing is not supported on Windows 9x/Me Clients.Note: Some accessories require additional equipment or may be prerequisites for other options. Check with your Canon Authorized Dealer for details.